Home / 136,953.37-205,094.69-113,115.07

Finding the Fourth Proportional to 136,953.37, 205,094.69 and 113,115.07

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Solution

The fourth proportional to 136,953.37, 205,094.69 and 113,115.07 is: 169,395.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,953.37 : 205,094.69 = 113,115.07 : x
  2. Step 2: Convert to fraction form
    136,953.37/205,094.69 = 113,115.07/x
  3. Step 3: Cross multiply
    136,953.37x = 205,094.69 × 113,115.07
  4. Step 4: Simplify right side
    136,953.37x = 23,199,298,624.93
  5. Step 5: Solve for x
    x = 23,199,298,624.93/136,953.37
  6. Step 6: Final answer
    x = 169,395.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.